Imam al-Kadhim (‘a) said: "Had people a moderate habit in eating, their bodies would become strengthened."

Bihar-ul-Anwar, vol. 66, p. 334

The Holy Prophet (S) said: "None passes a graveyard except that the dead call out to him: 'O you neglectful person! Were you aware of what we have been made aware of, it would make your blood run cold'."